Maximizing Qname Minimization: A New Chapter in DNS Protocol Evolution

Data privacy and security experts tell us that applying the “need to know” principle enhances privacy and security, because it reduces the amount of information potentially disclosed to a service provider — or to other parties — to the minimum the service provider requires to perform a service.  This principle is at the heart of qname minimization, a technique described in RFC 7816 that has now achieved significant adoption in the DNS. Qname minimization alters the process of DNS resolution by limiting the content of DNS queries to the minimum…

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